Given two points A and B, lines from them to center of the circle form the
The radian measure of a
In order for us to be able to define radians, it is necessary to introduce the
concept of a
In this lesson, you will learn about the definition and properties of a
Note: Just about everything in math has a name! Did you know that a fraction of the area of a circle is known as a sector? This tutorial introduces you to the term ...
Watch Sal solve an example where he finds the